Home / 2,330,150.12-3,215,402.16-1,297,579.88

Finding the Fourth Proportional to 2,330,150.12, 3,215,402.16 and 1,297,579.88

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Solution

The fourth proportional to 2,330,150.12, 3,215,402.16 and 1,297,579.88 is: 1,790,546.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330,150.12 : 3,215,402.16 = 1,297,579.88 : x
  2. Step 2: Convert to fraction form
    2,330,150.12/3,215,402.16 = 1,297,579.88/x
  3. Step 3: Cross multiply
    2,330,150.12x = 3,215,402.16 × 1,297,579.88
  4. Step 4: Simplify right side
    2,330,150.12x = 4,172,241,148,924.54
  5. Step 5: Solve for x
    x = 4,172,241,148,924.54/2,330,150.12
  6. Step 6: Final answer
    x = 1,790,546.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.